|
|
712866 |
From d8ad687e1a4c0343eb076902b11aff2b2b2c4b85 Mon Sep 17 00:00:00 2001
|
|
|
712866 |
From: Harald Hoyer <harald@redhat.com>
|
|
|
712866 |
Date: Fri, 3 Jul 2015 13:30:40 +0200
|
|
|
712866 |
Subject: [PATCH] network: add options to tweak timeouts
|
|
|
712866 |
|
|
|
712866 |
rd.net.dhcp.retry=<cnt>
|
|
|
712866 |
If this option is set, dracut will try to connect via dhcp
|
|
|
712866 |
<cnt> times before failing. Default is 1.
|
|
|
712866 |
|
|
|
712866 |
rd.net.timeout.dhcp=<arg>
|
|
|
712866 |
If this option is set, dhclient is called with "-timeout <arg>".
|
|
|
712866 |
|
|
|
712866 |
rd.net.timeout.iflink=<seconds>
|
|
|
712866 |
Wait <seconds> until link shows up. Default is 60 seconds.
|
|
|
712866 |
|
|
|
712866 |
rd.net.timeout.ifup=<seconds>
|
|
|
712866 |
Wait <seconds> until link has state "UP". Default is 20 seconds.
|
|
|
712866 |
|
|
|
712866 |
rd.net.timeout.route=<seconds>
|
|
|
712866 |
Wait <seconds> until route shows up. Default is 20 seconds.
|
|
|
712866 |
|
|
|
712866 |
rd.net.timeout.ipv6dad=<seconds>
|
|
|
712866 |
Wait <seconds> until IPv6 DAD is finished. Default is 50 seconds.
|
|
|
712866 |
|
|
|
712866 |
rd.net.timeout.ipv6auto=<seconds>
|
|
|
712866 |
Wait <seconds> until IPv6 automatic addresses are assigned.
|
|
|
712866 |
Default is 40 seconds.
|
|
|
712866 |
|
|
|
712866 |
rd.net.timeout.carrier=<seconds>
|
|
|
712866 |
Wait <seconds> until carrier is recognized. Default is 5 seconds.
|
|
|
712866 |
---
|
|
|
712866 |
dracut.cmdline.7.asc | 25 +++++++++++++++++++++++++
|
|
|
712866 |
modules.d/40network/ifup.sh | 26 ++++++++++++++++++++++----
|
|
|
712866 |
modules.d/40network/net-lib.sh | 36 ++++++++++++++++++++++++++++++------
|
|
|
712866 |
3 files changed, 77 insertions(+), 10 deletions(-)
|
|
|
712866 |
|
|
|
712866 |
diff --git a/dracut.cmdline.7.asc b/dracut.cmdline.7.asc
|
|
|
5c6c2a |
index c7e3bd40..5f3dead1 100644
|
|
|
712866 |
--- a/dracut.cmdline.7.asc
|
|
|
712866 |
+++ b/dracut.cmdline.7.asc
|
|
|
712866 |
@@ -572,6 +572,31 @@ NFS
|
|
|
712866 |
**rd.nfs.domain=**__<NFSv4 domain name>__::
|
|
|
712866 |
Set the NFSv4 domain name. Will overwrite the settings in _/etc/idmap.conf_.
|
|
|
712866 |
|
|
|
712866 |
+**rd.net.dhcp.retry=**__<cnt>__::
|
|
|
712866 |
+ If this option is set, dracut will try to connect via dhcp <cnt> times before failing.
|
|
|
712866 |
+ Default is 1.
|
|
|
712866 |
+
|
|
|
712866 |
+**rd.net.timeout.dhcp=**__<arg>__::
|
|
|
712866 |
+ If this option is set, dhclient is called with "-timeout <arg>".
|
|
|
712866 |
+
|
|
|
712866 |
+**rd.net.timeout.iflink=**__<seconds>__::
|
|
|
712866 |
+ Wait <seconds> until link shows up. Default is 60 seconds.
|
|
|
712866 |
+
|
|
|
712866 |
+**rd.net.timeout.ifup=**__<seconds>__::
|
|
|
712866 |
+ Wait <seconds> until link has state "UP". Default is 20 seconds.
|
|
|
712866 |
+
|
|
|
712866 |
+**rd.net.timeout.route=**__<seconds>__::
|
|
|
712866 |
+ Wait <seconds> until route shows up. Default is 20 seconds.
|
|
|
712866 |
+
|
|
|
712866 |
+**rd.net.timeout.ipv6dad=**__<seconds>__::
|
|
|
712866 |
+ Wait <seconds> until IPv6 DAD is finished. Default is 50 seconds.
|
|
|
712866 |
+
|
|
|
712866 |
+**rd.net.timeout.ipv6auto=**__<seconds>__::
|
|
|
712866 |
+ Wait <seconds> until IPv6 automatic addresses are assigned. Default is 40 seconds.
|
|
|
712866 |
+
|
|
|
712866 |
+**rd.net.timeout.carrier=**__<seconds>__::
|
|
|
712866 |
+ Wait <seconds> until carrier is recognized. Default is 5 seconds.
|
|
|
712866 |
+
|
|
|
712866 |
CIFS
|
|
|
712866 |
~~~
|
|
|
712866 |
**root=**cifs://[__<username>__[:__<password>__]@]__<server-ip>__:__<root-dir>__::
|
|
|
712866 |
diff --git a/modules.d/40network/ifup.sh b/modules.d/40network/ifup.sh
|
|
|
5c6c2a |
index 3cff725c..2f51e6d5 100755
|
|
|
712866 |
--- a/modules.d/40network/ifup.sh
|
|
|
712866 |
+++ b/modules.d/40network/ifup.sh
|
|
|
712866 |
@@ -98,15 +98,33 @@ do_dhcp() {
|
|
|
712866 |
# event for nfsroot
|
|
|
712866 |
# XXX add -V vendor class and option parsing per kernel
|
|
|
712866 |
|
|
|
712866 |
+ local _COUNT=0
|
|
|
712866 |
+ local _timeout=$(getargs rd.net.timeout.dhcp=)
|
|
|
712866 |
+ local _DHCPRETRY=$(getargs rd.net.dhcp.retry=)
|
|
|
712866 |
+ _DHCPRETRY=${_DHCPRETRY:-1}
|
|
|
712866 |
+
|
|
|
712866 |
[ -e /tmp/dhclient.$netif.pid ] && return 0
|
|
|
712866 |
|
|
|
712866 |
if ! iface_has_link $netif; then
|
|
|
712866 |
- echo "No carrier detected"
|
|
|
712866 |
+ warn "No carrier detected on interface $netif"
|
|
|
712866 |
return 1
|
|
|
712866 |
fi
|
|
|
712866 |
- echo "Starting dhcp for interface $netif"
|
|
|
712866 |
- dhclient "$@" -1 -q -cf /etc/dhclient.conf -pf /tmp/dhclient.$netif.pid -lf /tmp/dhclient.$netif.lease $netif \
|
|
|
712866 |
- || echo "dhcp failed"
|
|
|
712866 |
+
|
|
|
712866 |
+ while [ $_COUNT -lt $_DHCPRETRY ]; do
|
|
|
712866 |
+ info "Starting dhcp for interface $netif"
|
|
|
712866 |
+ dhclient "$@" \
|
|
|
712866 |
+ ${_timeout:+-timeout $_timeout} \
|
|
|
712866 |
+ -1 -q \
|
|
|
712866 |
+ -cf /etc/dhclient.conf \
|
|
|
712866 |
+ -pf /tmp/dhclient.$netif.pid \
|
|
|
712866 |
+ -lf /tmp/dhclient.$netif.lease \
|
|
|
712866 |
+ $netif \
|
|
|
712866 |
+ && return 0
|
|
|
712866 |
+ _COUNT=$(($_COUNT+1))
|
|
|
712866 |
+ [ $_COUNT -lt $_DHCPRETRY ] && sleep 1
|
|
|
712866 |
+ done
|
|
|
712866 |
+ warn "dhcp for interface $netif failed"
|
|
|
712866 |
+ return 1
|
|
|
712866 |
}
|
|
|
712866 |
|
|
|
712866 |
load_ipv6() {
|
|
|
712866 |
diff --git a/modules.d/40network/net-lib.sh b/modules.d/40network/net-lib.sh
|
|
|
5c6c2a |
index 1f77a154..de5273ca 100755
|
|
|
712866 |
--- a/modules.d/40network/net-lib.sh
|
|
|
712866 |
+++ b/modules.d/40network/net-lib.sh
|
|
|
712866 |
@@ -486,7 +486,11 @@ parse_ifname_opts() {
|
|
|
712866 |
wait_for_if_link() {
|
|
|
712866 |
local cnt=0
|
|
|
712866 |
local li
|
|
|
712866 |
- while [ $cnt -lt 600 ]; do
|
|
|
712866 |
+ local timeout="$(getargs rd.net.timeout.iflink=)"
|
|
|
712866 |
+ timeout=${timeout:-60}
|
|
|
712866 |
+ timeout=$(($timeout*10))
|
|
|
712866 |
+
|
|
|
712866 |
+ while [ $cnt -lt $timeout ]; do
|
|
|
712866 |
li=$(ip -o link show dev $1 2>/dev/null)
|
|
|
712866 |
[ -n "$li" ] && return 0
|
|
|
712866 |
sleep 0.1
|
|
|
712866 |
@@ -498,7 +502,11 @@ wait_for_if_link() {
|
|
|
712866 |
wait_for_if_up() {
|
|
|
712866 |
local cnt=0
|
|
|
712866 |
local li
|
|
|
712866 |
- while [ $cnt -lt 200 ]; do
|
|
|
712866 |
+ local timeout="$(getargs rd.net.timeout.ifup=)"
|
|
|
712866 |
+ timeout=${timeout:-20}
|
|
|
712866 |
+ timeout=$(($timeout*10))
|
|
|
712866 |
+
|
|
|
712866 |
+ while [ $cnt -lt $timeout ]; do
|
|
|
712866 |
li=$(ip -o link show up dev $1)
|
|
|
712866 |
[ -n "$li" ] && [ -z "${li##*state UP*}" ] && return 0
|
|
|
712866 |
sleep 0.1
|
|
|
712866 |
@@ -509,7 +517,11 @@ wait_for_if_up() {
|
|
|
712866 |
|
|
|
712866 |
wait_for_route_ok() {
|
|
|
712866 |
local cnt=0
|
|
|
712866 |
- while [ $cnt -lt 200 ]; do
|
|
|
712866 |
+ local timeout="$(getargs rd.net.timeout.route=)"
|
|
|
712866 |
+ timeout=${timeout:-20}
|
|
|
712866 |
+ timeout=$(($timeout*10))
|
|
|
712866 |
+
|
|
|
712866 |
+ while [ $cnt -lt $timeout ]; do
|
|
|
712866 |
li=$(ip route show)
|
|
|
712866 |
[ -n "$li" ] && [ -z "${li##*$1*}" ] && return 0
|
|
|
712866 |
sleep 0.1
|
|
|
712866 |
@@ -521,7 +533,11 @@ wait_for_route_ok() {
|
|
|
712866 |
wait_for_ipv6_dad() {
|
|
|
712866 |
local cnt=0
|
|
|
712866 |
local li
|
|
|
712866 |
- while [ $cnt -lt 500 ]; do
|
|
|
712866 |
+ local timeout="$(getargs rd.net.timeout.ipv6dad=)"
|
|
|
712866 |
+ timeout=${timeout:-50}
|
|
|
712866 |
+ timeout=$(($timeout*10))
|
|
|
712866 |
+
|
|
|
712866 |
+ while [ $cnt -lt $timeout ]; do
|
|
|
712866 |
li=$(ip -6 addr show dev $1 scope link)
|
|
|
712866 |
strstr "$li" "tentative" || return 0
|
|
|
712866 |
sleep 0.1
|
|
|
712866 |
@@ -533,7 +549,11 @@ wait_for_ipv6_dad() {
|
|
|
712866 |
wait_for_ipv6_auto() {
|
|
|
712866 |
local cnt=0
|
|
|
712866 |
local li
|
|
|
712866 |
- while [ $cnt -lt 400 ]; do
|
|
|
712866 |
+ local timeout="$(getargs rd.net.timeout.ipv6auto=)"
|
|
|
712866 |
+ timeout=${timeout:-40}
|
|
|
712866 |
+ timeout=$(($timeout*10))
|
|
|
712866 |
+
|
|
|
712866 |
+ while [ $cnt -lt $timeout ]; do
|
|
|
712866 |
li=$(ip -6 addr show dev $1)
|
|
|
712866 |
if ! strstr "$li" "tentative"; then
|
|
|
712866 |
strstr "$li" "dynamic" && return 0
|
|
|
712866 |
@@ -561,8 +581,12 @@ iface_has_link() {
|
|
|
712866 |
[ -n "$interface" ] || return 2
|
|
|
712866 |
interface="/sys/class/net/$interface"
|
|
|
712866 |
[ -d "$interface" ] || return 2
|
|
|
712866 |
+ local timeout="$(getargs rd.net.timeout.carrier=)"
|
|
|
712866 |
+ timeout=${timeout:-5}
|
|
|
712866 |
+ timeout=$(($timeout*10))
|
|
|
712866 |
+
|
|
|
712866 |
linkup "$1"
|
|
|
712866 |
- while [ $cnt -lt 50 ]; do
|
|
|
712866 |
+ while [ $cnt -lt $timeout ]; do
|
|
|
712866 |
[ "$(cat $interface/carrier)" = 1 ] && return 0
|
|
|
712866 |
sleep 0.1
|
|
|
712866 |
cnt=$(($cnt+1))
|